This is frequently confirmed by Suethors, for whom "LESBIAN" (sometimes even "LESBAIN") is the insult of choice.
Unlikely female sex in fanfic.
- The Powerpuff Girls
- The Good Witch Glinda and the Wicked Witch Of The West
- The Golden Girls
Likely Fantasy femmeslash;
Femmeslash featuring a Mary Sue
This is fanfic in which a female character written by a male author has sex with a female character. So really it's straight sex. Written by a lesbian trapped in a man's body.
This is fanfic in which a female animal character written by a male human author has sex with a female animal character. Or with a female human. Written by a wolf trapped in a man's body. Or the other way around. Probably.
Transexual femmeslash. Or is that just slash?